[automerger skipped] Merge "Add missing null check on start of SipIncomingCallReceiver received." into qt-dev am: 9d44d9a8fa
am: de968cafd7 -s ours
am skip reason: change_id I5b7757f97a5c53643e20850a6d7aeb7074eb19d7 with SHA1 8e1e354b0f is in history

Change-Id: I9a4761f038c70388bc9487f601aa38444dfcc4d2